Kathleen has some balloons. she has 7 more silver balloons than gold balloons. she has 3 times as many bronze balloons as silver balloons. she has 5 gold balloons. how many balloons does kathleen have altogether?

X+y=-4 x-y=2 use elimination with adding and subtraction

(05.02) mr. morris is going to save money and replace his sailboat's mainsail himself. he must determine the area of the mainsail in order to buy the correct amount of material. calculate the area of the parallelogram to determine how much material should be purchased. be sure to explain how to decompose this shape into rectangles and triangles. describe their dimensions and show your work.

Quadrilateral efgh was dilated with the origin as the center of dilation to create quadrilateral e'f'g'h'. the quadrilateral was dilated using a scale factor of 2.5. the lengths of the sides of quadrilateral efgh are given. what is the length of side f'g'?